public static SourceIdentifier identifierFromFilename(final String name) {
checkArgument(name.endsWith(".yin"), "Filename %s does not have a .yin extension", name);
// FIXME: add revision-awareness
public static SourceIdentifier identifierFromFilename(final String name) {
checkArgument(name.endsWith(".yin"), "Filename %s does not have a .yin extension", name);
// FIXME: add revision-awareness